# -*- coding: utf-8 -*-

# Copyright(C) 2016      Edouard Lambert
#
# This file is part of a woob module.
#
# This woob module is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This woob module is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this woob module. If not, see <http://www.gnu.org/licenses/>.

import re

from woob.browser.pages import HTMLPage, LoggedPage
from woob.browser.filters.standard import CleanText, CleanDecimal, Env, Format, Date
from woob.browser.filters.html import Attr, TableCell
from woob.browser.elements import ListElement, ItemElement, TableElement, method
from woob.capabilities.bill import DocumentTypes, Bill, Document, Subscription
from woob.capabilities.base import NotAvailable
from woob.exceptions import AuthMethodNotImplemented


class LoginPage(HTMLPage):
    def login(self, login, password):
        form = self.get_form('//form[contains(@action, "/login_check")]')
        form['_username'] = login
        form['_password'] = password
        form.submit()

    def get_error(self):
        return CleanText('//div[@class="alert alert-danger"]')(self.doc)


class ProfilePage(LoggedPage, HTMLPage):
    def on_load(self):
        msg = CleanText('//h1')(self.doc)
        if 'Secure authentication' in msg:
            raise AuthMethodNotImplemented("Auth method '%s' is not handled yet" % msg)

    @method
    class get_list(ListElement):
        class item(ItemElement):
            klass = Subscription

            obj_subscriber = Format(
                '%s %s',
                CleanText('//label[@for="form_firstname"]/../following-sibling::div'),
                CleanText('//label[@for="form_firstname"]/../following-sibling::div')
            )
            obj_id = Env('username')
            obj_label = obj_id

            def parse(self, el):
                self.env['username'] = self.page.browser.username


class DocumentsPage(LoggedPage, HTMLPage):
    @method
    class get_bills(TableElement):
        item_xpath = '//h3[contains(text(), "bills")]/following-sibling::table//tr[position() > 1]'
        head_xpath = '//h3[contains(text(), "bills")]/following-sibling::table//tr/th'

        col_id = 'Id'
        col_date = 'Date'
        col_price = 'Total TTC'

        class item(ItemElement):
            klass = Bill

            obj_id = Format('%s_%s', Env('username'), CleanDecimal(TableCell('id')))
            obj__url = Attr('.//a[contains(text(), "PDF")]', 'href', default=NotAvailable)
            obj_date = Date(CleanText(TableCell('date')))
            obj_format = 'pdf'
            obj_label = Format('Facture %s', CleanDecimal(TableCell('id')))
            obj_type = DocumentTypes.BILL
            obj_price = CleanDecimal(TableCell('price'))
            obj_currency = 'EUR'

            def condition(self):
                return CleanText(TableCell('id'))(self) != "No bills"

            def parse(self, el):
                self.env['username'] = self.page.browser.username

    @method
    class get_documents(ListElement):
        item_xpath = '//a[contains(@href, ".pdf")]'

        class item(ItemElement):
            klass = Document

            obj_id = Format('%s_%s', Env('username'), Env('docid'))
            obj__url = Attr('.', 'href')
            obj_format = 'pdf'
            obj_label = CleanText('.')
            obj_type = DocumentTypes.OTHER

            def parse(self, el):
                self.env['username'] = self.page.browser.username
                self.env['docid'] = re.sub('[^a-zA-Z0-9-_*.]', '', CleanText('.')(self))
